Lathe Chuck Adapter Back Plate Prices
Analysis of 559 eBay listings for lathe chuck adapter back plates.
What you'll usually pay
👉 In short easy summary
Value is highest for D1-4 and 1-1/2 - 8 mounts, which are 41% and 39% below the market median respectively. Conversely, D1-8 mounts command a premium at 71% above the median.
💚 Best value for your money
Price by mount
Why? Prices vary by size and standard, ranging from 77.06 for D1-4 to 222.82 for D1-8.
Price by spindle nose type
Why? Specialized mounts like L Series (180) cost more than Hardinge (112.5) options.
🛒 Some on sale right now
Common questions
What is the median price for a new lathe chuck adapter back plate?
The median price for new units is 126.43.
Which mount type is the most affordable?
The D1-4 mount is the most affordable with a median price of 77.06.
How do L Series spindle nose types compare to the market median?
L Series spindle nose types are 38% above the market median, with a median price of 180.
How we got these numbers
Worked out from 200 live eBay listings (price range $51–$286, odd outliers ignored). These are asking prices, so use them as a guide. Last checked July 29, 2026.